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发明名称
Security barrier
摘要
申请公布号
GB2401898(A)
申请公布日期
2004.11.24
申请号
GB20040010859
申请日期
2004.05.17
申请人
RICHARD DAVID * HENSHELL
发明人
RICHARD DAVID * HENSHELL
分类号
E01F13/06;(IPC1-7):E01F13/06
主分类号
E01F13/06
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代理人
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